Road de-icing, industrial activity and other culprits are pushing salt levels in rivers and streams to alarming levels.
By Tim Vernimmen, Scientific American
In "The Death and Life of the Great Lakes," journalist Dan Egan crafts a cautious yet hopeful narrative using history, reporting, and his own experiences to highlight the threats posed to the world's largest freshwater system.
By Alison Thoet
A new study shows it takes a little time before outsider dwarf mongooses will be trusted with a crucial job in a new group. But in these communities, immigrants are always welcome.
By Rashmi Shivni
Here's the science behind how they do it.
By Jacqueline Litzgus, The Conversation
By Nsikan Akpan, Matt Ehrichs
Only two species of yeast --- ale yeast and lager yeast -- have been used for traditional beer brewing over the last 600 years. A lab in North Carolina may have found a third in the strangest place: On bees…
By Corinne Segal
The Papahanaumokuakea Marine National Monument is set to become the largest ecological preserve in the world.
By PBS NewsHour
An executive order issued Friday by President Barack Obama will make the Papahanaumokuakea Marine National Monument the largest ecological preserve in the world, at more than 580,000 square miles. Matt Rand, director of the Pew Charitable Trust’s Global Ocean Legacy…
Want to stop an ISIS attack? Don’t start with lone wolves, according to new computer analysis of pro-ISIS groups on social media.
By PBS NewsHour
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